Multichannel video content analysis system using video multiplexing

1. A system for analyzing a plurality of video signals received concurrently from a plurality of video cameras, the system comprising: a first processor configured to: receive a plurality of video signals captured from a plurality of respective video cameras, each video signal received over a respective camera channel, and multiplex the plurality of video signals to output a multiplexed video signal including frames from each of the captured video signals; and a second processor configured to: perform automated video content analysis on the multiplexed video signal, including performing automated video content analysis for at least two of the camera channels, the automated video content analysis including analyzing each of the at least two camera channels to determine at least one object from among the plurality of video signals.

2. The system of claim 1 , wherein the multiplexing includes one or more of: time division multiplexing, and spatial multiplexing.

3. The system of claim 2 , wherein the multiplexing includes spatial multiplexing, wherein individual frames of different signals of the captured video signals are combined with individual frames of other signals of the captured video signals to form tiled frames.

4. The system of claim 3 , wherein the automated video content analysis includes automated video content analysis on the tiled frames.

5. The system of claim 4 , wherein the automated video content analysis on the tiled frames includes simultaneous video content analysis on at least two tiles of the tiled frames.

6. The system of claim 2 , wherein the multiplexing includes time division multiplexing.

7. The system of claim 1 , wherein: the video content analysis for the at least two of the camera channels is based on one of a pre-determined order of receiving the frames of the captured video signals, and a channel identifier associated with the frames of the captured video signals.

8. A video content analysis (VCA) system, comprising: a module configured to: receive a multiplexed plurality of video signals including frames from each of a plurality of captured video signals corresponding to respective camera channels; perform automated video content analysis on the multiplexed plurality of video signals, including performing automated video content analysis for at least two of the camera channels, the automated video content analysis including analyzing at least a first channel of the at least two camera channels to determine at least one object from among the plurality of video signals.

9. The system of claim 8 , further comprising: a processor configured to: receive the plurality of video signals; and multiplex the plurality of video signals to output the multiplexed video signal.

10. The system of claim 9 , wherein the module is implemented using a VCA processor.

11. The system of claim 9 , further comprising a decoder that converts analog video signals that comprise the captured video signals to digital video signals, and outputs the digital video signals to the processor.

12. The system of claim 8 , wherein the multiplexed plurality of video signals are tiled frames, and the module is further configured to perform automated video content analysis on the tiled frames.

13. The system of claim 12 , wherein the automated video content analysis on the tiled frames includes simultaneous video content analysis on at least two tiles of the tiled frames.

14. The system of claim 8 , wherein the multiplexed plurality of video signals are time division multiplexed signals.

15. The system of claim 8 , wherein the module is further configured to: perform the video content analysis based on one of a pre-determined order of receiving the frames of the captured video signals, and a channel identifier associated with the frames of the captured video signals.

16. A video content analysis (VCA) system, comprising: a plurality of processors configured to: receive a plurality of analog video signals from a plurality of respective cameras that capture respective videos over a plurality of respective camera channels; convert the plurality of analog video signals to a plurality of respective digital video signals; multiplex the plurality of digital video signals to form a multiplexed digital video signal; and perform automated video content analysis on the multiplexed digital video signal, wherein the automated video content analysis includes analyzing video frames from the multiplexed digital video signal to detect one or more objects in at least one of the videos.

17. The system of claim 16 , further comprising: a decoder configured to receive the plurality of analog video signals from the plurality of respective cameras that capture the respective videos over the plurality of respective camera channels, and to convert the plurality of analog video signals to the plurality of respective digital video signals; and a multiplexer configured to multiplex the plurality of digital video signals to form the multiplexed digital video signal.

18. The system of claim 16 , wherein the plurality of processors are further configured to: analyze at least two respective videos simultaneously to detect one of more objects from the at least two respective videos.

19. The system of claim 16 , wherein the multiplexed video signal is one or more of: a spatially multiplexed signal and a time division multiplexed signal.

20. The system of claim 16 , wherein the automated video content analysis includes analyzing frames of the digital video signals based on one of a pre-determined order of receiving the frames of the digital video signals, and a channel identifier associated with the frames of the digital video signals.